#import "DecoderViewController.h"
#import "Decoder.h"
#import "NSString+HTML.h"
+#import "ResultParser.h"
#import "ParsedResult.h"
#import "ResultAction.h"
#import "Database.h"
#import "ArchiveController.h"
+#import "MessageViewController.h"
#import "Scan.h"
#import "TwoDDecoderResult.h"
+// Michael Jurewitz, Dec 16, 2009 6:32 PM writes:
+// https://devforums.apple.com/message/149553
+// Notice Regarding UIGetScreenImage()
+// After carefully considering the issue, Apple is now allowing applications to
+// use the function UIGetScreenImage() to programmatically capture the current
+// screen contents.
+// Note that a future release of iPhone OS may provide a public API equivalent
+// of this functionality. At such time, all applications using
+// UIGetScreenImage() will be required to adopt the public API.
+CGImageRef MyCGImageCopyScreenContents(void) {
+ extern CGImageRef UIGetScreenImage(void);
+ return UIGetScreenImage(); /* already retained */
+}
+
+@interface DecoderViewController()
+- (void)takeScreenshot;
+@end
@implementation DecoderViewController
@synthesize actionBarItem;
@synthesize messageView;
-@synthesize resultView;
+@synthesize messageTextView;
+@synthesize messageHelpButton;
@synthesize imageView;
+@synthesize picker;
@synthesize toolbar;
@synthesize decoder;
@synthesize result;
@synthesize actions;
+@synthesize resultPointViews;
+
- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil {
- if (self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil]) {
- // Initialization code
- self.title = @"ZXing";
-
+ if ((self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil])) {
+ // Initialization code
+ self.title =
+ NSLocalizedString(@"DecoderViewController AppTitle", @"Barcode Scanner");
+
Decoder *d = [[Decoder alloc] init];
self.decoder = d;
d.delegate = self;
[d release];
- }
- return self;
+ resultPointViews = [[NSMutableArray alloc] init];
+ }
+ return self;
+}
+
+- (void) messageReady:(id)sender {
+ MessageViewController *messageController = sender;
+ [[self navigationController] pushViewController:messageController animated:true];
+ [messageController release];
+}
+
+- (void) messageFailed:(id)sender {
+ MessageViewController *messageController = sender;
+ NSLog(@"Failed to load message!");
+ [messageController release];
+}
+
+- (void) showHints:(id)sender {
+ NSLog(@"Showing Hints!");
+
+ MessageViewController *hintsController =
+ [[MessageViewController alloc] initWithMessageFilename:@"Hints"
+ target:self
+ onSuccess:@selector(messageReady:)
+ onFailure:@selector(messageFailed:)];
+ hintsController.title =
+ NSLocalizedString(@"DecoderViewController Hints MessageViewController title", @"Hints");
+ [hintsController view];
+}
+
+- (void) showAbout:(id)sender {
+ NSLog(@"Showing About!");
+
+ MessageViewController *aboutController =
+ [[MessageViewController alloc] initWithMessageFilename:@"About"
+ target:self
+ onSuccess:@selector(messageReady:)
+ onFailure:@selector(messageFailed:)];
+ aboutController.title =
+ NSLocalizedString(@"DecoderViewController About MessageViewController title", @"About");
+ [aboutController view];
}
+#define HELP_BUTTON_WIDTH (44.0)
+#define HELP_BUTTON_HEIGHT (55.0)
+
+
+#define FONT_NAME @"TimesNewRomanPSMT"
+#define FONT_SIZE 16.0
+
+- (void) reset {
+ self.result = nil;
+ [self clearImageView];
+ [self updateToolbar];
+ [self showMessage:NSLocalizedString(@"DecoderViewController take or choose picture",
+ @"Please take or choose a picture containing a barcode") helpButton:YES];
+}
+
// Implement loadView if you want to create a view hierarchy programmatically
- (void)loadView {
[super loadView];
-
- CGRect mViewFrame = self.resultView.bounds;
- UITextView *mView = [[UITextView alloc] initWithFrame:mViewFrame];
- mView.backgroundColor = [UIColor yellowColor];
- mView.alpha = 0.95;
- mView.editable = false;
- mView.scrollEnabled = true;
- mView.autoresizingMask = UIViewAutoresizingFlexibleHeight |
- UIViewAutoresizingFlexibleWidth |
- UIViewAutoresizingFlexibleLeftMargin |
- UIViewAutoresizingFlexibleRightMargin |
- UIViewAutoresizingFlexibleTopMargin |
- UIViewAutoresizingFlexibleBottomMargin;
+
+ CGRect messageViewFrame = imageView.frame;
+ UIView *mView = [[UIView alloc] initWithFrame:messageViewFrame];
+ mView.backgroundColor = [UIColor darkGrayColor];
+ mView.alpha = 0.9;
+ mView.autoresizingMask = UIViewAutoresizingFlexibleHeight |
+ UIViewAutoresizingFlexibleWidth |
+ UIViewAutoresizingFlexibleTopMargin;
+
+ UITextView *mTextView = [[UITextView alloc] initWithFrame:messageViewFrame];
+ mTextView.autoresizingMask = UIViewAutoresizingFlexibleHeight |
+ UIViewAutoresizingFlexibleWidth;
+ mTextView.editable = false;
+ mTextView.scrollEnabled = true;
+ mTextView.font = [UIFont fontWithName:FONT_NAME size:FONT_SIZE];
+ mTextView.textColor = [UIColor whiteColor];
+ mTextView.backgroundColor = [[UIColor lightGrayColor] colorWithAlphaComponent:0.0];
+ mTextView.textAlignment = UITextAlignmentLeft;
+ mTextView.alpha = 1.0;
+ [mView addSubview:mTextView];
+
+ UIButton *mHelpButton = [[UIButton buttonWithType:UIButtonTypeInfoLight] retain];
+ mHelpButton.frame = CGRectMake(messageViewFrame.size.width - HELP_BUTTON_WIDTH, 0.0, HELP_BUTTON_WIDTH, HELP_BUTTON_HEIGHT);
+
+ mHelpButton.backgroundColor = [UIColor clearColor];
+ [mHelpButton setUserInteractionEnabled:YES];
+ [mHelpButton addTarget:self action:@selector(showHints:) forControlEvents:UIControlEventTouchUpInside];
+
+ self.messageHelpButton = mHelpButton;
+ [mHelpButton release];
+
+ self.messageTextView = mTextView;
+ [mTextView release];
+
self.messageView = mView;
[mView release];
-
- [self.resultView addSubview:self.messageView];
- [self updateToolbar];
- [self showMessage:@"Please take or choose a picture containing a barcode"];
+
+ [self.view addSubview:self.messageView];
+
+ // add the 'About' button at the top-right of the navigation bar
+ UIBarButtonItem *aboutButton =
+ [[UIBarButtonItem alloc] initWithTitle:NSLocalizedString(@"DecoderViewController about button title", @"About")
+ style:UIBarButtonItemStyleBordered
+ target:self
+ action:@selector(showAbout:)];
+ self.navigationItem.rightBarButtonItem = aboutButton;
+ [aboutButton release];
+
+ [self reset];
}
- (void) updateToolbar {
}
+- (void)clearImageView {
+ imageView.image = nil;
+ for (UIView *view in resultPointViews) {
+ [view removeFromSuperview];
+ }
+ [resultPointViews removeAllObjects];
+}
+
- (void)pickAndDecodeFromSource:(UIImagePickerControllerSourceType) sourceType {
- self.result = nil;
+ [self reset];
+
// Create the Image Picker
if ([UIImagePickerController isSourceTypeAvailable:sourceType]) {
- UIImagePickerController* picker = [[UIImagePickerController alloc] init];
- picker.sourceType = sourceType;
- picker.delegate = self;
- picker.allowsImageEditing = [[NSUserDefaults standardUserDefaults]
- boolForKey:@"allowEditing"];
-
+ UIImagePickerController* aPicker =
+ [[[UIImagePickerController alloc] init] autorelease];
+ aPicker.sourceType = sourceType;
+ aPicker.delegate = self;
+ self.picker = aPicker;
+
+ // [[NSUserDefaults standardUserDefaults] boolForKey:@"allowEditing"];
+ BOOL isCamera = (sourceType == UIImagePickerControllerSourceTypeCamera);
+ if ([picker respondsToSelector:@selector(setAllowsEditing:)]) {
+ // not in 3.0
+ [picker setAllowsEditing:!isCamera];
+ }
+ if (isCamera) {
+ if ([picker respondsToSelector:@selector(setShowsCameraControls:)]) {
+ [picker setShowsCameraControls:NO];
+ UIButton *cancelButton =
+ [UIButton buttonWithType:UIButtonTypeRoundedRect];
+ NSString *cancelString =
+ NSLocalizedString(@"DecoderViewController cancel button title", @"");
+ CGFloat height = [UIFont systemFontSize];
+ CGSize size =
+ [cancelString sizeWithFont:[UIFont systemFontOfSize:height]];
+ [cancelButton setTitle:cancelString forState:UIControlStateNormal];
+ CGRect appFrame = [[UIScreen mainScreen] bounds];
+ static const int kMargin = 10;
+ static const int kInternalXMargin = 10;
+ static const int kInternalYMargin = 10;
+ CGRect frame = CGRectMake(kMargin,
+ appFrame.size.height - (height + 2*kInternalYMargin + kMargin),
+ 2*kInternalXMargin + size.width,
+ height + 2*kInternalYMargin);
+ [cancelButton setFrame:frame];
+ [cancelButton addTarget:self
+ action:@selector(cancel:)
+ forControlEvents:UIControlEventTouchUpInside];
+ picker.cameraOverlayView = cancelButton;
+ // The camera takes quite a while to start up. Hence the 2 second delay.
+ [self performSelector:@selector(takeScreenshot)
+ withObject:nil
+ afterDelay:2.0];
+ }
+ }
+
// Picker is displayed asynchronously.
[self presentModalViewController:picker animated:YES];
} else {
- (IBAction)pickAndDecode:(id) sender {
UIImagePickerControllerSourceType sourceType;
int i = [sender tag];
-
+
switch (i) {
case 0: sourceType = UIImagePickerControllerSourceTypeCamera; break;
case 1: sourceType = UIImagePickerControllerSourceTypeSavedPhotosAlbum; break;
- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {
- // Return YES for supported orientations
- return (interfaceOrientation != UIInterfaceOrientationPortraitUpsideDown);
+ // Return YES for supported orientations
+ return (interfaceOrientation == UIInterfaceOrientationPortrait);
}
- (void)didReceiveMemoryWarning {
- [super didReceiveMemoryWarning]; // Releases the view if it doesn't have a superview
- // Release anything that's not essential, such as cached data
+ [super didReceiveMemoryWarning]; // Releases the view if it doesn't have a superview
+ // Release anything that's not essential, such as cached data
}
-
- (void)dealloc {
[decoder release];
+ [self clearImageView];
[imageView release];
[actionBarItem release];
[cameraBarItem release];
[savedPhotosBarItem release];
[archiveBarItem release];
[toolbar release];
-
- [super dealloc];
+ [picker release];
+ [actions release];
+ [resultPointViews release];
+
+ [super dealloc];
}
-- (void)showMessage:(NSString *)message {
- NSLog(message);
- self.messageView.text = message;
- [self.messageView sizeToFit];
+- (void)showMessage:(NSString *)message helpButton:(BOOL)showHelpButton {
+#ifdef DEBUG
+ NSLog(@"Showing message '%@' %@ help Button", message, showHelpButton ? @"with" : @"without");
+#endif
+
+ CGSize imageMaxSize = imageView.bounds.size;
+ if (showHelpButton) {
+ imageMaxSize.width -= messageHelpButton.frame.size.width;
+ }
+ CGSize size = [message sizeWithFont:messageTextView.font constrainedToSize:imageMaxSize lineBreakMode:UILineBreakModeWordWrap];
+ float height = 20.0 + fmin(100.0, size.height);
+ if (showHelpButton) {
+ height = fmax(HELP_BUTTON_HEIGHT, height);
+ }
+
+ CGRect messageFrame = imageView.bounds;
+ messageFrame.origin.y = CGRectGetMaxY(messageFrame) - height;
+ messageFrame.size.height = height;
+ [self.messageView setFrame:messageFrame];
+ messageView.autoresizingMask = UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth;
+ CGRect messageViewBounds = [messageView bounds];
+
+ self.messageTextView.text = message;
+ messageTextView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
+ if (showHelpButton) {
+ CGRect textViewFrame;
+ CGRect helpButtonFrame;
+
+ CGRectDivide(messageViewBounds, &helpButtonFrame, &textViewFrame, HELP_BUTTON_WIDTH, CGRectMaxXEdge);
+ [self.messageTextView setFrame:textViewFrame];
+
+ [messageHelpButton setFrame:helpButtonFrame];
+ messageHelpButton.alpha = 1.0;
+ messageHelpButton.enabled = YES;
+ messageHelpButton.autoresizingMask =
+ UIViewAutoresizingFlexibleLeftMargin |
+ UIViewAutoresizingFlexibleTopMargin;
+ [messageView addSubview:messageHelpButton];
+ } else {
+ [messageHelpButton removeFromSuperview];
+ messageHelpButton.alpha = 0.0;
+ messageHelpButton.enabled = NO;
+
+ [self.messageTextView setFrame:messageViewBounds];
+ }
}
// DecoderDelegate methods
-- (void)decoder:(Decoder *)decoder willDecodeImage:(UIImage *)image {
- [self.imageView setImage:image];
- [self showMessage:[NSString stringWithFormat:@"Decoding image (%.0fx%.0f) ...", image.size.width, image.size.height]];
+- (void)decoder:(Decoder *)decoder willDecodeImage:(UIImage *)image usingSubset:(UIImage *)subset{
+ [self clearImageView];
+ [self.imageView setImage:subset];
+ [self showMessage:[NSString stringWithFormat:NSLocalizedString(@"DecoderViewController MessageWhileDecodingWithDimensions", @"Decoding image (%.0fx%.0f) ..."), image.size.width, image.size.height]
+ helpButton:NO];
}
-- (void)decoder:(Decoder *)decoder
- decodingImage:(UIImage *)image
+- (void)decoder:(Decoder *)decoder
+ decodingImage:(UIImage *)image
usingSubset:(UIImage *)subset
progress:(NSString *)message {
+ [self clearImageView];
[self.imageView setImage:subset];
- [self showMessage:message];
+ [self showMessage:message helpButton:NO];
}
- (void)presentResultForString:(NSString *)resultString {
- self.result = [ParsedResult parsedResultForString:resultString];
- [self showMessage:[self.result stringForDisplay]];
+ self.result = [ResultParser parsedResultForString:resultString];
+ [self showMessage:[self.result stringForDisplay] helpButton:NO];
self.actions = self.result.actions;
+#ifdef DEBUG
NSLog(@"result has %d actions", actions ? 0 : actions.count);
+#endif
[self updateToolbar];
-}
+}
+
+- (void)presentResultPoints:(NSArray *)resultPoints
+ forImage:(UIImage *)image
+ usingSubset:(UIImage *)subset {
+ // simply add the points to the image view
+ imageView.image = subset;
+ for (NSValue *pointValue in resultPoints) {
+ [imageView addResultPoint:[pointValue CGPointValue]];
+ }
+}
-- (void)decoder:(Decoder *)decoder didDecodeImage:(UIImage *)image withResult:(TwoDDecoderResult *)twoDResult {
+- (void)decoder:(Decoder *)decoder didDecodeImage:(UIImage *)image usingSubset:(UIImage *)subset withResult:(TwoDDecoderResult *)twoDResult {
+ self.picker = nil;
[self presentResultForString:twoDResult.text];
-
+
+ [self presentResultPoints:twoDResult.points forImage:image usingSubset:subset];
+
// save the scan to the shared database
[[Database sharedDatabase] addScanWithText:twoDResult.text];
-
+
[self performResultAction:self];
}
-- (void)decoder:(Decoder *)decoder failedToDecodeImage:(UIImage *)image reason:(NSString *)reason {
- [self showMessage:reason];
- [self updateToolbar];
+- (void)decoder:(Decoder *)decoder failedToDecodeImage:(UIImage *)image usingSubset:(UIImage *)subset reason:(NSString *)reason {
+ if (self.picker && UIImagePickerControllerSourceTypeCamera == self.picker.sourceType) {
+ // If we are using the camera, and the user hasn't manually cancelled,
+ // take another snapshot and try to decode it.
+ [self takeScreenshot];
+ } else {
+ [self showMessage:reason helpButton:YES];
+ [self updateToolbar];
+ }
}
+- (void)willAnimateFirstHalfOfRotationToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation duration:(NSTimeInterval)duration {
+ [super willAnimateFirstHalfOfRotationToInterfaceOrientation:toInterfaceOrientation duration:duration];
+
+ if (imageView.image) {
+ /*
+ CGRect viewBounds = imageView.bounds;
+ CGSize imageSize = imageView.image.size;
+ float scale = fmin(viewBounds.size.width / imageSize.width,
+ viewBounds.size.height / imageSize.height);
+ float xOffset = (viewBounds.size.width - scale * imageSize.width) / 2.0;
+ float yOffset = (viewBounds.size.height - scale * imageSize.height) / 2.0;
+ */
+
+ for (UIView *view in resultPointViews) {
+ view.alpha = 0.0;
+ }
+ }
+}
+
+- (void)willAnimateSecondHalfOfRotationFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation duration:(NSTimeInterval)duration {
+ [super willAnimateSecondHalfOfRotationFromInterfaceOrientation:fromInterfaceOrientation duration:duration];
+
+ if (imageView.image) {
+ /*
+ CGRect viewBounds = imageView.bounds;
+ CGSize imageSize = imageView.image.size;
+ float scale = fmin(viewBounds.size.width / imageSize.width,
+ viewBounds.size.height / imageSize.height);
+ float xOffset = (viewBounds.size.width - scale * imageSize.width) / 2.0;
+ float yOffset = (viewBounds.size.height - scale * imageSize.height) / 2.0;
+ */
+
+ for (UIView *view in resultPointViews) {
+ view.alpha = 1.0;
+ }
+ }
+}
+
+- (void)cancel:(id)sender {
+ self.picker = nil;
+}
+
+- (void)takeScreenshot {
+ if (picker) {
+ CGImageRef cgScreen = MyCGImageCopyScreenContents();
+ if (cgScreen) {
+ CGRect croppedFrame = CGRectMake(0, 0, CGImageGetWidth(cgScreen),
+ CGImageGetHeight(cgScreen) - (10+toolbar.bounds.size.height));
+ CGImageRef cgCropped = CGImageCreateWithImageInRect(cgScreen, croppedFrame);
+ if (cgCropped) {
+ UIImage *screenshot = [UIImage imageWithCGImage:cgCropped];
+ CGImageRelease(cgCropped);
+ [self.decoder decodeImage:screenshot];
+ }
+ CGImageRelease(cgScreen);
+ }
+ }
+}
+
// UIImagePickerControllerDelegate methods
-- (void)imagePickerController:(UIImagePickerController *)picker
- didFinishPickingImage:(UIImage *)image
- editingInfo:(NSDictionary *)editingInfo
-{
- NSLog(@"picked image size = (%f, %f)", image.size.width, image.size.height);
- if (editingInfo) {
- UIImage *originalImage = [editingInfo objectForKey:UIImagePickerControllerOriginalImage];
+- (void)imagePickerController:(UIImagePickerController *)aPicker
+didFinishPickingMediaWithInfo:(NSDictionary *)info {
+ UIImage *imageToDecode =
+ [info objectForKey:UIImagePickerControllerEditedImage];
+ if (!imageToDecode) {
+ imageToDecode = [info objectForKey:UIImagePickerControllerOriginalImage];
+ }
+ CGSize size = [imageToDecode size];
+ CGRect cropRect = CGRectMake(0.0, 0.0, size.width, size.height);
+
+#ifdef DEBUG
+ NSLog(@"picked image size = (%f, %f)", size.width, size.height);
+#endif
+ NSString *systemVersion = [[UIDevice currentDevice] systemVersion];
+
+ NSValue *cropRectValue = [info objectForKey:UIImagePickerControllerCropRect];
+ if (cropRectValue) {
+ UIImage *originalImage = [info objectForKey:UIImagePickerControllerOriginalImage];
if (originalImage) {
+#ifdef DEBUG
NSLog(@"original image size = (%f, %f)", originalImage.size.width, originalImage.size.height);
- }
- NSValue *cropRectValue = [editingInfo objectForKey:UIImagePickerControllerCropRect];
- if (cropRectValue) {
- CGRect cropRect = [cropRectValue CGRectValue];
+#endif
+ cropRect = [cropRectValue CGRectValue];
+#ifdef DEBUG
NSLog(@"crop rect = (%f, %f) x (%f, %f)", CGRectGetMinX(cropRect), CGRectGetMinY(cropRect), CGRectGetWidth(cropRect), CGRectGetHeight(cropRect));
+#endif
+ if (([picker sourceType] == UIImagePickerControllerSourceTypeSavedPhotosAlbum) &&
+ [@"2.1" isEqualToString:systemVersion]) {
+ // adjust crop rect to work around bug in iPhone OS 2.1 when selecting from the photo roll
+ cropRect.origin.x *= 2.5;
+ cropRect.origin.y *= 2.5;
+ cropRect.size.width *= 2.5;
+ cropRect.size.height *= 2.5;
+#ifdef DEBUG
+ NSLog(@"2.1-adjusted crop rect = (%f, %f) x (%f, %f)", CGRectGetMinX(cropRect), CGRectGetMinY(cropRect), CGRectGetWidth(cropRect), CGRectGetHeight(cropRect));
+#endif
+ }
+
+ imageToDecode = originalImage;
}
}
-
- [[picker parentViewController] dismissModalViewControllerAnimated:YES];
- [image retain];
- [picker release];
- [self.decoder decodeImage:image];
- [image release];
- [self updateToolbar];
+
+ [imageToDecode retain];
+ self.picker = nil;
+ [self.decoder decodeImage:imageToDecode cropRect:cropRect];
+ [imageToDecode release];
}
-- (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker
-{
- [picker dismissModalViewControllerAnimated:YES];
- [picker release];
- [self updateToolbar];
+
+- (void)imagePickerControllerDidCancel:(UIImagePickerController *)aPicker {
+ self.picker = nil;
+}
+
+- (void)setPicker:(UIImagePickerController *)aPicker {
+ if (picker != aPicker) {
+ [picker dismissModalViewControllerAnimated:YES];
+ picker = [aPicker retain];
+ [self updateToolbar];
+ }
}
-- (void)navigationController:(UINavigationController *)navigationController
- didShowViewController:(UIViewController *)viewController
+- (void)navigationController:(UINavigationController *)navigationController
+ didShowViewController:(UIViewController *)viewController
animated:(BOOL)animated {
// no-op
}
-- (void)navigationController:(UINavigationController *)navigationController
- willShowViewController:(UIViewController *)viewController
+- (void)navigationController:(UINavigationController *)navigationController
+ willShowViewController:(UIViewController *)viewController
animated:(BOOL)animated {
// no-op
}
+- (void)performAction:(ResultAction *)action {
+ [action performActionWithController:self shouldConfirm:NO];
+}
+
+- (void)confirmAndPerformAction:(ResultAction *)action {
+ [action performActionWithController:self shouldConfirm:YES];
+}
+
- (IBAction)performResultAction:(id)sender {
if (self.result == nil) {
NSLog(@"no result to perform an action on!");
return;
}
-
+
if (self.actions == nil || self.actions.count == 0) {
NSLog(@"result has no actions to perform!");
return;
}
-
+
if (self.actions.count == 1) {
ResultAction *action = [self.actions lastObject];
+#ifdef DEBUG
NSLog(@"Result has the single action, (%@) '%@', performing it",
NSStringFromClass([action class]), [action title]);
- [action performSelector:@selector(performActionWithController:)
- withObject:self
+#endif
+ [self performSelector:@selector(confirmAndPerformAction:)
+ withObject:action
afterDelay:0.0];
} else {
+#ifdef DEBUG
NSLog(@"Result has multiple actions, popping up an action sheet");
+#endif
UIActionSheet *actionSheet = [[UIActionSheet alloc] initWithFrame:self.view.bounds];
-
+
for (ResultAction *action in self.actions) {
[actionSheet addButtonWithTitle:[action title]];
}
-
- int cancelIndex = [actionSheet addButtonWithTitle:@"Cancel"];
+
+ int cancelIndex = [actionSheet addButtonWithTitle:NSLocalizedString(@"DecoderViewController cancel button title", @"Cancel")];
actionSheet.cancelButtonIndex = cancelIndex;
-
+
actionSheet.delegate = self;
-
+
[actionSheet showFromToolbar:self.toolbar];
}
}
if (buttonIndex < self.actions.count) {
int actionIndex = buttonIndex;
ResultAction *action = [self.actions objectAtIndex:actionIndex];
- [action performSelector:@selector(performActionWithController:)
- withObject:self
+ [self performSelector:@selector(performAction:)
+ withObject:action
afterDelay:0.0];
}
}
}
- (void)showScan:(Scan *)scan {
- [[self navigationController] popToViewController:self animated:YES];
+ [self clearImageView];
[self presentResultForString:scan.text];
+ [[self navigationController] popToViewController:self animated:YES];
}
@end